Irwin® Unibit®

Speed Point Cobalt Step Drill Bit, Hole Sizes 3/16"-1/2", 6 Steps

Item # 200083
MFR # 10232CB
UNSPSC 27000000
Price:$51.90
/ Each
In Stock
QuantityPrice
Each$51.90
Estimate Delivery Date

MaterialHSS-CO
Maximum Hole Diameter1/2"
Minimum Hole Diameter3/16"
Number of Steps6
Shank Style1/4" Hex
Step Increments1/16"
TypeSpeed / Self-Starting Point

SpeedPoint® tip for fast starts

  • Cobalt step drill bits are engineered with M35 Cobalt steel for maximum life when drilling in the toughest steel, including stainless steel
  • Geometry of single-flute cutting edge drills true, round holes and provides maximum step control
  • Laser-etched sizes inside flute for easy and permanent hole size identification
  • Hex shank prevents slipping in drill chuck and features quick-change shank
  • New SpeedPoint tip penetrates faster than previous Unibits and prevents walking
  • Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic, and laminates
  • Description: #2
  • Hole Sizes: 3/16"-1/2"
  • Steps: 6
  • Increments: 1/16"
  • Hex Shank Size: 1/4"